CERS3 p.Ser268=
c.804C>T · rs146792407 · VCV3042284
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
ultra-rare (popmax 0.0291%, nfe)
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| Splicing | ||
| SpliceAI | — | not assessed · no allele here is in the release |
|---|---|---|
| Constraint at this position | ||
| Conservation | phyloP -9.7 | GERP -4.9 |
| Overall | ||
| CADD | 0.016 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0291%
European (non-Finnish) · 343/1,179,910 alleles
Filtering AF
0.0265%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.0255%
Overall
0.0226%
364/1,613,834 alleles · ultra-rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| European (non-Finnish)grpmax | 0.0291% | 3,440 |
| Remaining individualsnot grpmax-eligible | 0.0128% | 7,810 |
| Admixed American | 0.0117% | 8,571 |
| African / African-American | 0.00668% | 14,978 |
| Finnishnot grpmax-eligible | 0.00156% | 64,000 |
Rarity supports pathogenicity (ACMG PM2); frequency above a disease-specific BA1/BS1 threshold argues against it. A variant frequent in one ancestry group can be near-absent in others, so a single global figure can mislead.
Variant & gene context
- Gene
- CERS3
- Protein
- p.Ser268=
- Coding
- c.804C>T
- MANE Select
- NM_001378789
- dbSNP
- rs146792407
- Type
- single nucleotide variant
- Location
- chr15:100469419 (GRCh38)
- Gene constraint
- LOEUF 1.14 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
- Structure
- AlphaFold pLDDT 87.52
- Residue 268
- the tlc domain
Similar variants
- CERS3 c.466-1G>T Likely pathogenic ★★ same type
- CERS3 p.Arg75Ter Likely pathogenic ★★ same type
- CERS3 p.Arg275Cys Uncertain significance ★★ ⚠ same type
- CERS3 p.Ser177Phe Uncertain significance ★★ ⚠ same type
- CERS3 c.174-81G>A Benign ★★ same type
- CERS3 c.407+74C>T Benign ★★ same type
- CERS3 c.465+65A>T Benign ★★ same type
- CERS3 c.466-110G>T Benign ★★ same type
Built on 18 open, versioned datasets — ClinVar, gnomAD, AlphaMissense, REVEL, ClinGen & more — plus Sugi Variant's own cross-source analysis. Source data 2026-01–2026-10, ClinVar 2026-10. Full sources & versions →
Cite Sugi Variant
Gür T. Sugi Variant: A Deterministic Per-Variant Germline Reference from a Knowledge Graph for Humans and AI Agents. 2026. doi:10.5281/zenodo.21509445. This variant: https://sugi.bio/variant/cers3-p-ser268 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown